AirHint found the following cheapest return flights from Riga (RIX) to Baku (GYD) in September 2025 (see full year).

Return flights

02 Sep - 09 Oct	Turkish Airlines
22 Sep - 29 Sep	Turkish Airlines
02 Sep - 10 Oct	Turkish Airlines
05 Sep - 11 Oct	Turkish Airlines
04 Sep - 12 Oct	Turkish Airlines
26 Sep - 28 Sep	Ryanair
09 Sep - 24 Sep	Lufthansa
19 Sep - 24 Sep	airBaltic
19 Sep - 22 Sep	airBaltic

Also check the deals for one-way flights from Riga to Baku in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Riga to Baku in September from $368

Return flights